243322224442 has 64 divisors (see below), whose sum is σ = 428687925120. Its totient is φ = 102354278400.

The previous prime is 243322224407. The next prime is 243322224449. The reversal of 243322224442 is 244422223342.

It is a super-2 number, since 2×243322224442² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 243322224398 and 243322224407.

It is not an unprimeable number, because it can be changed into a prime (243322224449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6004573 + ... + 6044959.

It is an arithmetic number, because the mean of its divisors is an integer number (6698248830).

Almost surely, 2^243322224442 is an apocalyptic number.

243322224442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243322224442 is a deficient number, since it is larger than the sum of its proper divisors (185365700678).

243322224442 is a wasteful number, since it uses less digits than its factorization.

243322224442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40687.

The product of its digits is 147456, while the sum is 34.

Adding to 243322224442 its reverse (244422223342), we get a palindrome (487744447784).

It can be divided in two parts, 243322 and 224442, that added together give a palindrome (467764).

The spelling of 243322224442 in words is "two hundred forty-three billion, three hundred twenty-two million, two hundred twenty-four thousand, four hundred forty-two".